#!/usr/bin/make -f
#******************************************************************************#
# Include configuration                                                        #
#******************************************************************************#
# Do it
-include Makefile.cfg

# Correct target
 TARGET := $(if $(TARGET),$(TARGET)-)

# Check if it is for MS-Windows (damn son)
 FOR_WINDOWS := $(if $(findstring mingw,$(TARGET)),y)

#******************************************************************************#
# Project main information                                                     #
#******************************************************************************#
# Project name
 NAME := g1m

# Author information
 AUTHOR := Thomas \"Cakeisalie5\" Touhey
 AUTHOR_MAIL := thomas@touhey.fr

# Project license
 LICENSE := GPLv2

# Project version
 MAJOR := 0
 MINOR := 1
 INDEV := yes
 VERSION := $(MAJOR).$(MINOR)$(if $(INDEV),-indev)

#******************************************************************************#
# Project directories                                                          #
#******************************************************************************#
# Headers directory - where all the headers are.
 INCDIR := ./include

# Sources directory - where all the sources are.
 SRCDIR := ./src

# Objects directory - where the objects will be put.
 OBJDIR := ./obj

# Documentation directory - where the asciidoc sources for the manpages are.
 DOCDIR := ./doc

# Manpages directory - where the manpages will be put.
 MANDIR := ./man

#******************************************************************************#
# Object names                                                                 #
#******************************************************************************#
# Dynamic library name
 SONAME := $(if $(FOR_WINDOWS),lib$(NAME)-$(VERSION).dll,lib$(NAME).so.$(MAJOR))
 SONAMES := $(if $(FOR_WINDOWS),lib$(NAME)-*.dll,lib$(NAME).so.*)

#******************************************************************************#
# Binary utilities                                                             #
#******************************************************************************#
# Compiler
 CC := $(TARGET)gcc
# - Check flags (warnings)
 CHKFLAGS := -Wall -Wextra -Wno-attributes
# - For random manipulations (profiling, ...)
 CMOREFLAGS :=
# - All C compiling flags
 CFLAGS := -I $(INCDIR) $(CHKFLAGS) -std=gnu11 -fPIC -O2 \
	-D LOGLEVEL="ll_$(LOG_LEVEL)" \
	-D AUTHOR="$(AUTHOR)" -D AUTHOR_MAIL="$(AUTHOR_MAIL)" \
	-D LICENSE="$(LICENSE)" -D VERSION="$(VERSION)" \
	$(CMOREFLAGS)

# Linker
 LD := $(TARGET)gcc
# - Specific linker flags
 LDFLAGS_Windows := -lws2_32 -mdll -Wl,--out-implib,$(SONAME)
 LDFLAGS_Linux := -shared -Wl,-soname,$(SONAME) \
 	-e __lib$(NAME)_version \
	-Wl,-z,relro -Wl,-z,combreloc -Wl,-z,defs
# - Linker flags
 LDFLAGS := -lz \
	$(if $(FOR_WINDOWS),$(LDFLAGS_Windows),$(LDFLAGS_Linux))

# Directory maker
 MD := mkdir -p
# Symbolic link maker
 LN := ln -sf
# File remover
 RM := rm -f
# Documentation creator
 A2X := a2x
# Installer
 INST := install
# GZipper
 GZIP := gzip -f

#******************************************************************************#
# Look for modules and modules sources                                         #
#******************************************************************************#
# Look for modules first
 MODULES := $(notdir $(shell find $(SRCDIR) -mindepth 1 -maxdepth 1 \
	-type d | sort))

# Then look for their content
define get-module-source
SRC_$1 := $(basename $(shell find $(SRCDIR)/$1 \
	-maxdepth 1 -mindepth 1 -type f -name "*.[cs]" -printf "%P\n" | sort))
endef
$(foreach mod,$(MODULES), \
$(eval $(call get-module-source,$(mod))))

#******************************************************************************#
# Look for headers                                                             #
#******************************************************************************#
# All headers
 INC := \
	$(basename $(shell find $(INCDIR) -name "*.h" -printf "%P\n"))

# Public headers only (not internals.h or internals/**/*.h)
 INCPUB := \
	$(basename $(shell find $(INCDIR) \
		\( -name "*.h" -and -not -path "*internals*" \) \
	-printf "%P\n" | sort))

#******************************************************************************#
# Look for manpages                                                            #
#******************************************************************************#
# Get the manpages sections and contents
 MAN_SECTIONS :=
define check-man
 MAN_SECTIONS += $1
 MAN_$1 += $2
endef
$(foreach doc, $(basename $(shell find $(DOCDIR) \
 -maxdepth 1 -mindepth 1 -printf "%P\n" -type f -or -type l -name "*.*.txt")), \
$(eval $(call check-man,$(patsubst .%,%,$(suffix $(doc))),$(basename $(doc)))))

# Remove duplicate sections.
 MAN_SECTIONS := $(sort $(MAN_SECTIONS))

#******************************************************************************#
# Check for DESTDIR (add as prefix to installation root)                       #
#******************************************************************************#
define add-dest-dir
 $1 = $(DESTDIR)$($1)
endef
$(if $(DESTDIR), $(foreach idir,ILIBDIR IINCDIR IMANDIR UDEVDIR, \
$(eval $(call add-dest-dir,$(idir)))))

# END OF FILE